package ArrayList;

import java.lang.reflect.Array;
import java.util.*;

/**
 * @author
 * @create 2018-09-26 16:28
 **/
public class ArrayListDemo1 {

    public static void main(String[] args) {
        ArrayList list = new ArrayList();
        list.add("测试");
        System.out.println(list.get(0));


        Vector vector = new Vector();
        vector.add("——-————————————vector");
        System.out.println(vector.get(0));

        LinkedList linkedList = new LinkedList();
        Map map = new HashMap();
    }
}
